package dome1;

public class KeyBoard implements USB {
    @Override
    public void openDevice() {
        System.out.println("打开键盘~~");
    }

    @Override
    public void closeDevice() {
        System.out.println("关闭键盘~~");
    }

    public void inPut() {
        System.out.println("键盘输入~~");
    }
}
